% The script can calculate the area of circle.
% 这个脚本可以计算圆面积

% 获得半径
radius=7;
% 计算圆面积
area=pi*radius^2;
% 显示输出
% disp(['The area of disc is ' num2str(area)]);
fprintf('The area of disc is %f\n',area);
%{
This is a block comment 
comment 1
comment 2
comment 3
%}
